Function GetSize

Source/SpireCore/SpirVCodeGen.cpp:464–493

		}

		int GetSize(ILType* Type, int UniformOrBuffer)
		{
			auto RoundUpTo = [](int x, int r)
			{
				if (x%r)
					x += r - x%r;
				return x;
			};

			if (auto basicType = dynamic_cast<ILBasicType*>(Type))
			{
				return Type->GetSize();
			}
			else if (auto arrayType = dynamic_cast<ILArrayType*>(Type))
			{
				return GetSize(arrayType->BaseType.Ptr(), UniformOrBuffer) * arrayType->ArrayLength;
			}
			else if (auto structType = dynamic_cast<ILStructType*>(Type))
			{
				int rs = 0;
				for (auto &member : structType->Members)
				{
					int memberAlignment = GetBaseAlignment(member.Type.Ptr(), UniformOrBuffer);
					rs = RoundUpTo(rs, memberAlignment);
					rs += GetSize(member.Type.Ptr(), UniformOrBuffer);
				}
				return rs;
			}
			return 0;
		}

		enum class IDClass
		{